CN105553050A - Self-adaptive charging method and system - Google Patents
Self-adaptive charging method and system Download PDFInfo
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- CN105553050A CN105553050A CN201610109554.4A CN201610109554A CN105553050A CN 105553050 A CN105553050 A CN 105553050A CN 201610109554 A CN201610109554 A CN 201610109554A CN 105553050 A CN105553050 A CN 105553050A
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- charging
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to the field of charging and particularly relates to a self-adaptive charging method and a self-adaptive charging system; the method comprises the following concrete steps: step S1, starting a mobile terminal for charging; step S2, judging whether a standard charging adapter is used for charging; if the standard charging adapter is used, carrying out the normal charging; and if a non-standard charging adapter is used, executing the step S3; step S3, detecting a charging voltage, and regulating a charging current so that the charging voltage is constant within a preset voltage range; and step S4, carrying out the constant-current charging on the mobile terminal with the regulated charging current till the charging is finished. The self-adaptive charging method and the self-adaptive charging system disclosed by the invention have the following beneficial effects: the mobile terminal, when the non-standard charging adapter is used for charging, can automatically regulate the charging current so as to be adaptive to charging at different charging currents, thereby enabling the use of a user to be more convenient.
Description
Technical field
The present invention relates to charging field, particularly relate to a kind of self adaptation charging method and system.
Background technology
Popularizing at present along with electronic equipment, mobile terminal such as the performance such as smart mobile phone, PAD constantly promotes, and power consumption constantly increases, battery capacity requirement is also increased gradually, in order to meet the experience sense of user, manufacturer devises quick charging system, comprises charging adapter, charging circuit etc.
But, when existing with non-standard charging adapter in quick charge field, the problem cannot charged to mobile terminal.Such as a lot of on the market at present intelligent machines having quick-charge function, the charging current 1.5A of intelligent machine, just can not charge with the non-standard charging adapter of 0.5A, it is very inconvenient that this just makes user use.
Summary of the invention
Now providing for the problems referred to above can a kind of self adaptation charging method and system.
Concrete technical scheme is:
A kind of self adaptation charging method, be applied to mobile terminal, wherein, the concrete steps of described method are:
Step S1, start described mobile terminal and charge;
Step S2, determine whether that standard charging adapter charges, be then if so, standard charging adapter, charge normal, otherwise, be non-standard charging adapter, perform step S3;
Step S3, detection charging voltage, by regulating charging current, make described charging voltage constant in a predetermined voltage range;
Described charging current after step S4, employing regulate carries out constant current charge to described mobile terminal, until charging terminates.
Preferably, above-mentioned self adaptation charging method, wherein, in described step S1, after the described mobile terminal charging of startup, also comprise and judge whether described mobile terminal charging modes is alternating current power supply charging, if, then perform described step S2, otherwise, use USB charging flow to charge.
Preferably, above-mentioned self adaptation charging method, wherein, described step S2 determines whether that the method that described standard charging adapter carries out charging is:
When step S21, described charging current increase, the central processing element of described mobile terminal detects described charging voltage;
Step S22, detect described charging voltage and be greater than mark when filling threshold voltage, described charging current continues to increase;
Step S23, reach default constant current charge electric current when described charging current, judge that described charging voltage and the mark preset fill the size of threshold voltage, if described charging voltage is greater than described mark fill threshold voltage, is then standard charging adapter, charges normal; Otherwise, be non-standard charging adapter, perform step S3.
Preferably, above-mentioned self adaptation charging method, wherein, in described step S3, regulates the concrete grammar of described charging current to be:
Step 31, when described charging current increases, described central processing element detects described charging voltage;
Step 32, according to the described charging voltage detected and the magnitude relationship of nominal threshold voltage preset, adjust the stepping of described charging current;
Step 33, judge that whether described charging voltage corresponding to described charging current after regulating be constant in the voltage range preset, if so, then adopt described charging current to carry out constant current charge to described mobile terminal, otherwise, perform step 31.
Preferably, above-mentioned self adaptation charging method, wherein, in described step S32, when described charging voltage is less than the first nominal threshold voltage preset, reduces a stepping of described charging current.
Preferably, above-mentioned self adaptation charging method, wherein, in described step S32, when described charging voltage is greater than the second nominal threshold voltage preset, increases a stepping of described charging current.
Preferably, above-mentioned self adaptation charging method, wherein, described mark fills threshold voltage, described first nominal threshold voltage, and the pass of described second nominal threshold voltage is:
Described mark fills threshold voltage and is greater than described second nominal threshold voltage; With,
Described second nominal threshold voltage is greater than the first nominal threshold voltage.
Preferably, above-mentioned self adaptation charging method, wherein, described central processing element detects described charging voltage by analog to digital converter pin.
Preferably, also comprise a kind of self adaptation charging system, be applied to mobile terminal, wherein, comprise,
Start unit, charges for starting described mobile terminal;
Judging unit, connects described start unit, for judging whether the charging of described mobile terminal is that standard charging adapter charges, and is then if so, standard charging adapter, charges normal, otherwise, be non-standard charging adapter;
Regulon, connects described judging unit, for detecting charging voltage, and by regulating charging current, makes described charging voltage constant in a predetermined voltage range;
Charhing unit, connects described regulon, for adopting the described charging current after adjustment to carry out constant current charge to described mobile terminal, until charging terminates.
The invention has the beneficial effects as follows: mobile terminal can when using the charging of non-standard charging adapter, by automatically adjust charging current to adapt to charge under different charging currents, make the use of user convenient.
Accompanying drawing explanation
Fig. 1 is in preferred embodiment, the method flow diagram of a kind of self adaptation charging method and system;
Fig. 2-3 is in preferred embodiment, the flow chart of the Part Methods of a kind of self adaptation charging method and system;
Fig. 4 is in preferred embodiment, the system flow chart of a kind of self adaptation charging method and system.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
As shown in Figure 1,
A kind of self adaptation charging method, be applied to mobile terminal, the concrete steps of method are:
Step S1, startup mobile terminal charge;
In present pre-ferred embodiments, in step S1, after the charging of startup mobile terminal, also comprise and judge whether mobile terminal charging modes is alternating current power supply charging, if so, then perform step S2, otherwise, use USB charging flow to charge.
For current mobile terminal when charging, non-standard charging adapter can not be used to charge, make troubles to use, the present invention is intended to solve this technical problem, and this method is suitable for power source charges, the mode of inapplicable USB charging, when starting mobile terminal charging, first judge charging modes, as adopted power source charges then to carry out step, otherwise usage data line charges.
Step S2, determine whether standard charging adaptor charge, be then if so, standard charging adapter, charge normal, otherwise, be non-standard charging adapter, perform step S3;
Second step is the judgement whether charging being adopted to standard charging adapter, and this method is suitable for non-standard charging adapter, can charge normal standard adapter.
On the basis of technique scheme, further, as shown in Figure 2, step S2 determines whether that the method that standard charging adapter carries out charging is:
When step S21, charging current increase, the central processing element of mobile terminal detects charging voltage;
Step S22, detect charging voltage and be greater than mark when filling threshold voltage, charging current continues to increase;
Step S23, when charging current reaches default constant current charge electric current, judge that charging voltage and the mark preset fill the size of threshold voltage, if charging voltage is greater than mark fill threshold voltage, is then standard charging adapter, charges normal; Otherwise, be non-standard charging adapter, perform step S3.
Judge that charging adapter is the standard also criteria of right and wrong, when charging current increases, the central processing unit (CentralProcessingUnitCPU) of mobile terminal detects supply charging management chip charging voltage by analog to digital converter pin, if the mark that this charging voltage is greater than setting fills threshold voltage, charging current continues to increase, until when charging current reaches the constant current charge electric current preset, the size of filling threshold voltage according to the mark of charging voltage and setting determines whether non-standard charging adapter, what the mark being greater than setting when charging voltage filled threshold voltage is standard charging adapter, to being judged as then charging normal of standard adapter, what the mark being less than setting when charging voltage filled threshold voltage is non-standard charging adapter, be judged as the then execution subsequent step of non-standard adapter,
Step S3, detection charging voltage, by regulating charging current, make charging voltage constant in a predetermined voltage range;
In present pre-ferred embodiments, as shown in Figure 3, in step S3, the concrete grammar of adjustment charging current is:
Step 31, when charging current increases, central processing element detect charging voltage;
Step 32, according to the charging voltage detected and the magnitude relationship of nominal threshold voltage preset, the stepping of adjustment charging current;
Step 33, judge that whether charging voltage corresponding to charging current after regulating be constant in the voltage range preset, if so, then perform step S4, otherwise, perform step 31.
On technique scheme basis, further, in step S32, when charging voltage is greater than the second nominal threshold voltage preset, increase a stepping of charging current.
On technique scheme basis, further, in step S32, when charging voltage is less than the first nominal threshold voltage preset, reduce a stepping of charging current.
In present pre-ferred embodiments, the charging current after step S4, employing regulate carries out constant current charge to mobile terminal, until charging terminates.
In present pre-ferred embodiments, mark fills threshold voltage, the first nominal threshold voltage, and the pass of the second nominal threshold voltage is:
Mark fills threshold voltage and is greater than the second nominal threshold voltage; With,
Second nominal threshold voltage is greater than the first nominal threshold voltage.
In present pre-ferred embodiments, central processing element detects charging voltage by analog to digital converter pin.
Mobile terminal, in charging design process, judge whether charging adapter used is standard charging adapter.When mobile terminal charging current increases, the CPU of mobile terminal detects supply charging management chip charging voltage V by analog to digital converter pin
chargerif, V
chargerthe mark being greater than certain setting fills threshold voltage, and charging current continues to increase.When charging current reaches the constant current charge electric current of software set, V
chargerthe thresholding mark being greater than certain setting fills threshold voltage and then thinks that charging adapter is standard charging adapter, otherwise is judged to be non-standard charging adapter.
If charging adapter is judged as non-standard charging adapter, when charging current increases, the CPU of mobile terminal detects V by analog to digital converter pin
chargervoltage, work as V
chargerbe less than the threshold voltage first nominal threshold voltage of certain setting, then reduce charging current one step footpath, the such as 0.1A that charge, work as V
chargerbe greater than certain setting voltage second nominal threshold voltage, then strengthen charging current one step footpath, the such as 0.05A of constant current charge, until V
chargerconstant in certain voltage range, then with this electric current to mobile terminal constant current charge, until charging terminate.
In present pre-ferred embodiments, as shown in Figure 3, also comprise a kind of self adaptation charging system, be applied to mobile terminal, wherein, comprise,
Start unit 1, charges for starting mobile terminal;
Judging unit 2, connects start unit 1, for judging whether mobile terminal charging is that standard charging adapter charges, and is then if so, standard charging adapter, charges normal, otherwise, be non-standard charging adapter;
Regulon 3, connection judgment list 2 yuan, for detecting charging voltage, and by regulating charging current, makes charging voltage constant in a predetermined voltage range;
Charhing unit 4, connects regulon 3, for adopting the charging current after adjustment to carry out constant current charge to mobile terminal, until charging terminates.
The foregoing is only preferred embodiment of the present invention; not thereby embodiments of the present invention and protection range is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilizations specification of the present invention and diagramatic content and apparent change obtain in protection scope of the present invention.
Claims (9)
1. a self adaptation charging method, is applied to mobile terminal, it is characterized in that, the concrete steps of described method are:
Step S1, start described mobile terminal and charge;
Step S2, determine whether that standard charging adapter charges, be then if so, standard charging adapter, charge normal, otherwise, be non-standard charging adapter, perform step S3;
Step S3, detection charging voltage, by regulating charging current, make described charging voltage constant in a predetermined voltage range;
Described charging current after step S4, employing regulate carries out constant current charge to described mobile terminal, until charging terminates.
2. self adaptation charging method as claimed in claim 1, it is characterized in that, in described step S1, after the described mobile terminal charging of startup, also comprise and judge whether described mobile terminal charging modes is alternating current power supply charging, if so, then performs described step S2, otherwise, use USB charging flow to charge.
3. self adaptation charging method as claimed in claim 1, it is characterized in that, described step S2 determines whether that the method that described standard charging adapter carries out charging is:
When step S21, described charging current increase, the central processing element of described mobile terminal detects described charging voltage;
Step S22, detect described charging voltage and be greater than mark when filling threshold voltage, described charging current continues to increase;
Step S23, reach default constant current charge electric current when described charging current, judge that described charging voltage and the mark preset fill the size of threshold voltage, if described charging voltage is greater than described mark fill threshold voltage, is then standard charging adapter, charges normal; Otherwise, be non-standard charging adapter, perform described step S3.
4. self adaptation charging method as claimed in claim 1, is characterized in that, in described step S3, regulates the concrete grammar of described charging current to be:
Step 31, when described charging current increases, described central processing element detects described charging voltage;
Step 32, according to the described charging voltage detected and the magnitude relationship of nominal threshold voltage preset, adjust the stepping of described charging current;
Step 33, judge that whether described charging voltage corresponding to described charging current after regulating be constant in the voltage range preset, if so, then adopt described charging current to carry out constant current charge to described mobile terminal, otherwise, perform described step 31.
5. self adaptation charging method as claimed in claim 4, is characterized in that, in described step S32, when described charging voltage is less than the first nominal threshold voltage preset, reduce a stepping of described charging current.
6. self adaptation charging method as claimed in claim 4, is characterized in that, in described step S32, when described charging voltage is greater than the second nominal threshold voltage preset, increase a stepping of described charging current.
7. self adaptation charging method as claimed in claim 6, it is characterized in that, described mark fills threshold voltage, described first nominal threshold voltage, and the pass of described second nominal threshold voltage is:
Described mark fills threshold voltage and is greater than described second nominal threshold voltage; With,
Described second nominal threshold voltage is greater than the first nominal threshold voltage.
8. self adaptation charging method as claimed in claim 1, it is characterized in that, described central processing element detects described charging voltage by analog to digital converter pin.
9. a self adaptation charging system, is applied to mobile terminal, it is characterized in that, comprises,
Start unit, charges for starting described mobile terminal;
Judging unit, connects described start unit, for judging whether the charging of described mobile terminal is that standard charging adapter charges, and is then if so, standard charging adapter, charges normal, otherwise, be non-standard charging adapter;
Regulon, connects described judging unit, for detecting charging voltage, and by regulating charging current, makes described charging voltage constant in a predetermined voltage range;
Charhing unit, connects described regulon, for adopting the described charging current after adjustment to carry out constant current charge to described mobile terminal, until charging terminates.
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